This article was updated Jan. 17, 2023. It was originally published Oct. 21, 2004. Using the correct thread is critical for proper mating and replacing hydraulic fittings. First and foremost, it is a ...

For listed explosionproof equipment, factory threaded entries shall be made up with at least _____ threads fully engaged. The correct answer is: b) 4.5 Article 500 covers the installation requirements ...